44225535421 has 4 divisors (see below), whose sum is σ = 46553195200. Its totient is φ = 41897875644.

The previous prime is 44225535391. The next prime is 44225535443. The reversal of 44225535421 is 12453552244.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44225535421 - 2⁷ = 44225535293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44225535451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163829861 + ... + 1163829898.

It is an arithmetic number, because the mean of its divisors is an integer number (11638298800).

Almost surely, 2^44225535421 is an apocalyptic number.

It is an amenable number.

44225535421 is a deficient number, since it is larger than the sum of its proper divisors (2327659779).

44225535421 is a wasteful number, since it uses less digits than its factorization.

44225535421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327659778.

The product of its digits is 192000, while the sum is 37.

The spelling of 44225535421 in words is "forty-four billion, two hundred twenty-five million, five hundred thirty-five thousand, four hundred twenty-one".